/**
 * 通用js方法封装处理
 * Copyright (c) 2019 ruoyi
 */

const baseURL = process.env.VUE_APP_BASE_API

// 日期格式化
export function parseTime(time, pattern) {
  if (arguments.length === 0 || !time) {
    return null
  }
  const format = pattern || '{y}-{m}-{d} {h}:{i}:{s}'
  let date
  if (typeof time === 'object') {
    date = time
  } else {
    if ((typeof time === 'string') && (/^[0-9]+$/.test(time))) {
      time = parseInt(time)
    } else if (typeof time === 'string') {
      time = time.replace(new RegExp(/-/gm), '/')
    }
    if ((typeof time === 'number') && (time.toString().length === 10)) {
      time = time * 1000
    }
    date = new Date(time)
  }
  const formatObj = {
    y: date.getFullYear(),
    m: date.getMonth() + 1,
    d: date.getDate(),
    h: date.getHours(),
    i: date.getMinutes(),
    s: date.getSeconds(),
    a: date.getDay()
  }
  const time_str = format.replace(/{(y|m|d|h|i|s|a)+}/g, (result, key) => {
    let value = formatObj[key]
    // Note: getDay() returns 0 on Sunday
    if (key === 'a') {
      return ['日', '一', '二', '三', '四', '五', '六'][value]
    }
    if (result.length > 0 && value < 10) {
      value = '0' + value
    }
    return value || 0
  })
  return time_str
}

// 日期格式化
export function parseTimeMy(time, pattern) {
  if (arguments.length === 0 || !time) {
    return null
  }
  const format = pattern || '{y}年{m}月{d}日 {h}:{i}:{s}'
  let date
  if (typeof time === 'object') {
    date = time
  } else {
    if ((typeof time === 'string') && (/^[0-9]+$/.test(time))) {
      time = parseInt(time)
    } else if (typeof time === 'string') {
      time = time.replace(new RegExp(/-/gm), '/')
    }
    if ((typeof time === 'number') && (time.toString().length === 10)) {
      time = time * 1000
    }
    date = new Date(time)
  }
  const formatObj = {
    y: date.getFullYear(),
    m: date.getMonth() + 1,
    d: date.getDate(),
    h: date.getHours(),
    i: date.getMinutes(),
    s: date.getSeconds(),
    a: date.getDay()
  }
  const time_str = format.replace(/{(y|m|d|h|i|s|a)+}/g, (result, key) => {
    let value = formatObj[key]
    // Note: getDay() returns 0 on Sunday
    if (key === 'a') {
      return ['日', '一', '二', '三', '四', '五', '六'][value]
    }
    if (result.length > 0 && value < 10) {
      value = '0' + value
    }
    return value || 0
  })
  return time_str
}

// 日期格式化
export function parseTimeSearch(time, pattern) {
  if (arguments.length === 0 || !time) {
    return null
  }
  const format = pattern || '{m}/{d} {h}:{i}:{s}'
  let date
  if (typeof time === 'object') {
    date = time
  } else {
    if ((typeof time === 'string') && (/^[0-9]+$/.test(time))) {
      time = parseInt(time)
    } else if (typeof time === 'string') {
      time = time.replace(new RegExp(/-/gm), '/')
    }
    if ((typeof time === 'number') && (time.toString().length === 10)) {
      time = time * 1000
    }
    date = new Date(time)
  }
  const formatObj = {
    y: date.getFullYear(),
    m: date.getMonth() + 1,
    d: date.getDate(),
    h: date.getHours(),
    i: date.getMinutes(),
    s: date.getSeconds(),
    a: date.getDay()
  }
  const time_str = format.replace(/{(y|m|d|h|i|s|a)+}/g, (result, key) => {
    let value = formatObj[key]
    // Note: getDay() returns 0 on Sunday
    if (key === 'a') {
      return ['日', '一', '二', '三', '四', '五', '六'][value]
    }
    if (result.length > 0 && value < 10) {
      value = '0' + value
    }
    return value || 0
  })
  return time_str
}

// 表单重置
export function resetForm(refName) {
  if (this.$refs[refName]) {
    this.$refs[refName].resetFields()
  }
}

// 添加日期范围
export function addDateRange(params, dateRange) {
  var search = params
  search.beginTime = ''
  search.endTime = ''
  if (null != dateRange && '' != dateRange) {
    search.beginTime = this.dateRange[0]
    search.endTime = this.dateRange[1]
  }
  return search
}

// 回显数据字典
export function selectDictLabel(dictList, value) {
  let actions = []
  Object.keys(dictList).map((key) => {
    if (dictList[key].dictValue === ('' + value)) {
      actions.push(dictList[key].dictLabel)
      return false
    }
  })
  return actions.join('')
}

// 通用下载方法
export function download(fileName) {
  window.location.href = baseURL + '/common/download?fileName=' + encodeURI(fileName) + '&delete=' + true
}

// 字符串格式化(%s )
export function sprintf(str) {
  var args = arguments, flag = true, i = 1
  str = str.replace(/%s/g, function() {
    var arg = args[i++]
    if (typeof arg === 'undefined') {
      flag = false
      return ''
    }
    return arg
  })
  return flag ? str : ''
}

// 转换字符串，undefined,null等转化为""
export function praseStrEmpty(str) {
  if (!str || str == 'undefined' || str == 'null') {
    return ''
  }
  return str
}

/**
 * 构造树型结构数据
 * @param {*} data 数据源
 * @param {*} id id字段 默认 'id'
 * @param {*} parentId 父节点字段 默认 'parentId'
 * @param {*} children 孩子节点字段 默认 'children'
 * @param {*} rootId 根Id 默认 0
 * @param excludeId 需排序的节点ID
 */
export function handleTree(data, id, parentId, children, rootId, excludeId) {
  id = id || 'id'
  parentId = parentId || 'parentId'
  children = children || 'children'
  rootId = rootId || getSmallestParentId(data)
  //对源数据深度克隆
  const cloneData = JSON.parse(JSON.stringify(data))
  let excludeData = JSON.parse(JSON.stringify(data))

  if (excludeId) {
    excludeData = cloneData.filter(item => {
      return item[id] !== excludeId
    })
  }

  //循环所有项
  const treeData = excludeData.filter(father => {
    let branchArr = excludeData.filter(child => {
      //返回每一项的子级数组
      return father[id] === child[parentId]
    })
    branchArr.length > 0 ? father.children = branchArr : ''
    //返回第一层
    return father[parentId] === rootId
  })
  return treeData !== '' ? treeData : data
}

/**
 * 获取数的根节点的ID, 即取数组中parentId最小的值
 * @param nodeList 对象数组
 * @param parentId 父节点ID的名称
 * @returns {number}
 */
function getSmallestParentId(nodeList, parentId) {
  let rootId = 0
  parentId = parentId || 'parentId'
  let parentIdList = []

  for (let i = 0, len = nodeList.length; i < len; i++) {
    parentIdList.push(nodeList[i][parentId])
  }

  if (parentIdList.length > 0) {
    parentIdList.sort((a, b) => a - b)
    rootId = parentIdList[0]
  }

  return rootId
}

/**
 * 根据节点ID递归查询树中的某一个节点
 * @param tree 对象数组
 * @param nodeIdName 节点ID的变量名称
 * @param nodeId 节点ID
 * @returns {null|*}
 */
export function getNodeById(tree, nodeIdName, nodeId) {
  if (tree) {
    for (const node of tree) {
      if (node[nodeIdName] === nodeId) return node

      if (node.children) {
        const selectedNode = getNodeById(node.children, nodeIdName, nodeId)
        if (selectedNode) return selectedNode
      }
    }
    return null
  }
  return null
}

/**
 * 获取节点中新子节点的排序值, 默认1
 * @param parentNode 父节点
 * @param childrenName 父节点中子节点数组的变量名
 * @param orderNumName 排序顺序变量名
 */
export function getOrderNumOfNode(parentNode, childrenName, orderNumName) {
  childrenName = childrenName || 'children'
  orderNumName = orderNumName || 'orderNum'

  let orderNum = 1
  if (parentNode) {
    let childrenNodeList = parentNode[childrenName]
    if (childrenNodeList && childrenNodeList.length > 0) {
      for (let i = 0, len = childrenNodeList.length; i < len; i++) {
        if (orderNum < parseInt(childrenNodeList[i][orderNumName])) {
          orderNum = childrenNodeList[i][orderNumName]
        }
      }
      orderNum++
    }
  }
  return orderNum
}

/**
 * 在数组中获取排序值, 默认1
 * @param list 对象数组
 * @param orderNumName 排序变量的名称
 */
export function getOrderNumOfList(list, orderNumName) {
  orderNumName = orderNumName || 'orderNum'

  let orderValue = 1
  if (list && list.length > 0) {
    for (let i = 0, len = list.length; i < len; i++) {
      if (orderValue < list[i][orderNumName]) {
        orderValue = list[i][orderNumName]
      }
    }
    orderValue++
  }

  return orderValue
}

/**
 * 给树中的某个节点添加children
 * @param tree
 * @param nodeIdName
 * @param nodeId
 * @param childrenItem
 */
export function addChildrenToTree(tree, nodeIdName, nodeId, childrenItem) {
  let node = getNodeById(tree, nodeIdName, nodeId)
  if (node) {
    if (node.children) {
      node.children.push(JSON.parse(JSON.stringify(childrenItem)))
    } else {
      let list = []
      list.push(JSON.parse(JSON.stringify(childrenItem)))
      node.children = list
    }
  }
}
